If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11